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Check if a string is html or not
I have a certain string for which I want to check if it is a html or not. I am using regex for the same but not getting the proper result.
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How to store standard error in a variable
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If you don't need the standard output, you can redirect it to /dev/null instead of outfile (If you're like me, you found this question via Google, and don't have the same requirements as the OP)
– Mark E...
How to return a result from a VBA function
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test = 1
End Function
Example usage:
Dim i As Integer
i = test()
If the function returns an Object type, then you must use the Set keyword like this:
Public Function testRange() As Range
Set testRange = Range("A1")
End Function
Example usage:
Dim r As Range
Set r = testRange()
No...
Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...lbackObject 是一个IRTDUpdateEvent类型的参数，它有一个UpdateNotify方法，用于通知Excel有更新的数据可用（push）。这样Excel就会通过调用RefreshData方法来刷新所有的主题（pull）。当 Excel 请求RTD Server的第一个 RTD 主题时调用ServerStart方法...
Divide a number by 3 without using *, /, +, -, % operators
...gt;> 2, sum);
num = add(num >> 2, num & 3);
}
if (num == 3)
sum = add(sum, 1);
return sum;
}
As Jim commented this works, because:
n = 4 * a + b
n / 3 = a + (a + b) / 3
So sum += a, n = a + b, and iterate
When a == 0 (n < 4), sum += floor(n / 3); i....
mongoDB/mongoose: unique if not null
I was wondering if there is way to force a unique collection entry but only if entry is not null .
e
Sample schema:
4 Answ...
Double negation (!!) in javascript - what is the purpose? [duplicate]
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When you say "pretty much equivalent", do you know if there are actually any differences? Faster than the function call Boolean(), perhaps?
– mwcz
May 6 '12 at 2:06
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jQuery UI datepicker change event not caught by KnockoutJS
...rvable($el.datepicker("getDate"));
});
//handle disposal (if KO removes by the template binding)
ko.utils.domNodeDisposal.addDisposeCallback(element, function() {
$el.datepicker("destroy");
});
},
update: function(element, valueAccessor) {
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in_array() and multidimensional array
..., $haystack, $strict = false) {
foreach ($haystack as $item) {
if (($strict ? $item === $needle : $item == $needle) || (is_array($item) && in_array_r($needle, $item, $strict))) {
return true;
}
}
return false;
}
Usage:
$b = array(array("Mac", "NT")...
Clear android application user data
...eated as somewhat comparable in authority to a user pushing buttons in GUI if the system settings app.
– Chris Stratton
Jun 7 '12 at 15:10
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